Cita APA (7a ed.)

Smith, H. M. (1999). Understanding economics. M.E. Sharpe.

Cita Chicago Style (17a ed.)

Smith, Harlan M. Understanding Economics. Armonk, N.Y.: M.E. Sharpe, 1999.

Cita MLA (9a ed.)

Smith, Harlan M. Understanding Economics. M.E. Sharpe, 1999.